With this Data Log Shield for WiFi D1 Mini board, can saving data to files on any FAT16 or FAT32 formatted MicroSD card. The included RTC (Real Time Clock) can be used to timestamp all your data with the current time, so that you know precisely what happened when!SD card interface works with FAT16 or FAT32 formatted cards.Real time clock (RTC) keeps the time going even when the power disconnected. The coin cell battery backup last date and time.RTC protected from wrong connecting of battery.

TTGO LORA32 433/470/868/915Mhz ESP32 LoRa OLED 0.96 Inch Blue Display Bluetooth WIFI ESP-32 development board Module with AntennaThe 433/470/868/915MHz antenna needs to be in connection with the IPEX interface (if the antenna is not connected, it may damage the LoRa chip)Lithium battery charge and discharge circuit, when the battery is full, the blue LED will stop working. When using, pay attentio...

describeTTGO ForArduino UNO LoRa v1.0 is a for Arduino development board with Lora chip. The development board MCU uses atmega328P, and the communication module adopts the Lora module of Anxin, which can realize the function of for Arduino and Lora wireless communication. For more details, please see the link:https://github.com/LilyGO/UNO-TPLORA Invoice list:UNO LoRa MEGA328 ...